div {
    width: 960px;
}
.logo {
    border-color: darkcyan;
    border-width: 0px;
    border-style: outset;
    height: 48px;
}
.logo-pic {
    width: 110px;
    float: left;
}
.logo-text {
    width:400px;
    float:right;
    margin:0px;
}
.logo-ul {
    
}
.logo-src-class {
    
    float:left;
}
#logo-id {
    list-style-type: none;
    color: black;
    background-color:lightseagreen;
    width: 50px;
    text-align: center;
    float: left;
    
    font-size: 10px;

}
#bar {
    border-color:orangered;
    border-width: 1px;
}
#bar-id {
    list-style-type:none;
    color:white;
    text-align: center;
    float: left;
    font-size: 0.6em;
    background-color: chocolate;
    width: 50px;
    height: 30px;
}
#end-id {
    text-align: center;
    font-size: 10px;
}
.author,.factory,.price,.bookname,.introduct {
    font-size: 10px;
}
.bookname {
    font-weight:bold ;
    font-size: 12px;
    color: mediumblue;
}
#product {
    border-width: 1px;
    border-color: olivedrab;
    border-style: solid;
}
.product-tr {
    width: 480px;
}
#product-td-id {
    width: 480px;
    overflow: scroll;
}
#product-id {
    border:olivedrab;
      
}
#product-li-name,#product-li-price {
    list-style-type: none;
    font-size: 10px;
    float: left;
}
#product-li-price {
    color:darkred;
}
